src/tools/dcpomatic_create.cc

   1 /*
   2     Copyright (C) 2013 Carl Hetherington <cth@carlh.net>
   3
   4     This program is free software; you can redistribute it and/or modify
   5     it under the terms of the GNU General Public License as published by
   6     the Free Software Foundation; either version 2 of the License, or
   7     (at your option) any later version.
   8
   9     This program is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12     GNU General Public License for more details.
  13
  14     You should have received a copy of the GNU General Public License
  15     along with this program; if not, write to the Free Software
  16     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17
  18 */
  19
  20 #include <string>
  21 #include <iostream>
  22 #include <cstdlib>
  23 #include <stdexcept>
  24 #include <getopt.h>
  25 #include <boost/filesystem.hpp>
  26 #include "lib/version.h"
  27 #include "lib/film.h"
  28 #include "lib/util.h"
  29 #include "lib/content_factory.h"
  30 #include "lib/job_manager.h"
  31 #include "lib/signal_manager.h"
  32 #include "lib/job.h"
  33 #include "lib/dcp_content_type.h"
  34 #include "lib/ratio.h"
  35 #include "lib/image_content.h"
  36
  37 using std::string;
  38 using std::cout;
  39 using std::cerr;
  40 using std::list;
  41 using std::exception;
  42 using boost::shared_ptr;
  43 using boost::dynamic_pointer_cast;
  44
  45 static void
  46 help (string n)
  47 {
  48         cerr << "Create a film directory (ready for making a DCP) or metadata file from some content files.\n"
  49              << "A film directory will be created if -o or --output is specified, otherwise a metadata file\n"
  50              << "will be written to stdout.\n"
  51              << "Syntax: " << n << " [OPTION] <CONTENT> [<CONTENT> ...]\n"
  52              << "  -v, --version                 show DCP-o-matic version\n"
  53              << "  -h, --help                    show this help\n"
  54              << "  -n, --name <name>             film name\n"
  55              << "  -c, --dcp-content-type <type> FTR, SHR, TLR, TST, XSN, RTG, TSR, POL, PSA or ADV\n"
  56              << "      --container-ratio <ratio> 119, 133, 137, 138, 166, 178, 185 or 239\n"
  57              << "      --content-ratio <ratio>   119, 133, 137, 138, 166, 178, 185 or 239\n"
  58              << "  -s, --still-length <n>        number of seconds that still content should last\n"
  59              << "  -o, --output <dir>            output directory\n";
  60 }
  61
  62 class SimpleSignalManager : public SignalManager
  63 {
  64 public:
  65         /* Do nothing in this method so that UI events happen in our thread
  66            when we call SignalManager::ui_idle().
  67         */
  68         void wake_ui () {}
  69 };
  70
  71 int
  72 main (int argc, char* argv[])
  73 {
  74         dcpomatic_setup ();
  75
  76         string name;
  77         DCPContentType const * dcp_content_type = DCPContentType::from_isdcf_name ("TST");
  78         Ratio const * container_ratio = 0;
  79         Ratio const * content_ratio = 0;
  80         int still_length = 10;
  81         boost::filesystem::path output;
  82
  83         int option_index = 0;
  84         while (true) {
  85                 static struct option long_options[] = {
  86                         { "version", no_argument, 0, 'v'},
  87                         { "help", no_argument, 0, 'h'},
  88                         { "name", required_argument, 0, 'n'},
  89                         { "dcp-content-type", required_argument, 0, 'c'},
  90                         { "container-ratio", required_argument, 0, 'A'},
  91                         { "content-ratio", required_argument, 0, 'B'},
  92                         { "still-length", required_argument, 0, 's'},
  93                         { "output", required_argument, 0, 'o'},
  94                         { 0, 0, 0, 0}
  95                 };
  96
  97                 int c = getopt_long (argc, argv, "vhn:c:A:B:s:o:", long_options, &option_index);
  98                 if (c == -1) {
  99                         break;
 100                 }
 101
 102                 switch (c) {
 103                 case 'v':
 104                         cout << "dcpomatic version " << dcpomatic_version << " " << dcpomatic_git_commit << "\n";
 105                         exit (EXIT_SUCCESS);
 106                 case 'h':
 107                         help (argv[0]);
 108                         exit (EXIT_SUCCESS);
 109                 case 'n':
 110                         name = optarg;
 111                         break;
 112                 case 'c':
 113                         dcp_content_type = DCPContentType::from_isdcf_name (optarg);
 114                         if (dcp_content_type == 0) {
 115                                 cerr << "Bad DCP content type.\n";
 116                                 help (argv[0]);
 117                                 exit (EXIT_FAILURE);
 118                         }
 119                         break;
 120                 case 'A':
 121                         container_ratio = Ratio::from_id (optarg);
 122                         if (container_ratio == 0) {
 123                                 cerr << "Bad container ratio.\n";
 124                                 help (argv[0]);
 125                                 exit (EXIT_FAILURE);
 126                         }
 127                         break;
 128                 case 'B':
 129                         content_ratio = Ratio::from_id (optarg);
 130                         if (content_ratio == 0) {
 131                                 cerr << "Bad content ratio " << optarg << ".\n";
 132                                 help (argv[0]);
 133                                 exit (EXIT_FAILURE);
 134                         }
 135                         break;
 136                 case 's':
 137                         still_length = atoi (optarg);
 138                         break;
 139                 case 'o':
 140                         output = optarg;
 141                         break;
 142                 }
 143         }
 144
 145         if (optind > argc) {
 146                 help (argv[0]);
 147                 exit (EXIT_FAILURE);
 148         }
 149
 150         if (!content_ratio) {
 151                 cerr << argv[0] << ": missing required option --content-ratio.\n";
 152                 exit (EXIT_FAILURE);
 153         }
 154
 155         if (!container_ratio) {
 156                 container_ratio = content_ratio;
 157         }
 158
 159         if (optind == argc) {
 160                 cerr << argv[0] << ": no content specified.\n";
 161                 exit (EXIT_FAILURE);
 162         }
 163
 164         signal_manager = new SimpleSignalManager ();
 165
 166         try {
 167                 shared_ptr<Film> film (new Film (output, false));
 168                 if (!name.empty ()) {
 169                         film->set_name (name);
 170                 }
 171
 172                 film->set_container (container_ratio);
 173                 film->set_dcp_content_type (dcp_content_type);
 174
 175                 for (int i = optind; i < argc; ++i) {
 176                         shared_ptr<Content> c = content_factory (film, argv[i]);
 177                         shared_ptr<VideoContent> vc = dynamic_pointer_cast<VideoContent> (c);
 178                         if (vc) {
 179                                 vc->set_scale (VideoContentScale (content_ratio));
 180                         }
 181                         film->examine_and_add_content (c);
 182                 }
 183
 184                 JobManager* jm = JobManager::instance ();
 185
 186                 while (jm->work_to_do ()) {}
 187                 while (signal_manager->ui_idle() > 0) {}
 188
 189                 ContentList content = film->content ();
 190                 for (ContentList::iterator i = content.begin(); i != content.end(); ++i) {
 191                         shared_ptr<ImageContent> ic = dynamic_pointer_cast<ImageContent> (*i);
 192                         if (ic) {
 193                                 ic->set_video_length (still_length * 24);
 194                         }
 195                 }
 196
 197                 if (jm->errors ()) {
 198                         list<shared_ptr<Job> > jobs = jm->get ();
 199                         for (list<shared_ptr<Job> >::iterator i = jobs.begin(); i != jobs.end(); ++i) {
 200                                 if ((*i)->finished_in_error ()) {
 201                                         cerr << (*i)->error_summary () << "\n"
 202                                              << (*i)->error_details () << "\n";
 203                                 }
 204                         }
 205                         exit (EXIT_FAILURE);
 206                 }
 207
 208                 if (!output.empty ()) {
 209                         film->write_metadata ();
 210                 } else {
 211                         film->metadata()->write_to_stream_formatted (cout, "UTF-8");
 212                 }
 213         } catch (exception& e) {
 214                 cerr << argv[0] << ": " << e.what() << "\n";
 215                 exit (EXIT_FAILURE);
 216         }
 217
 218         return 0;
 219 }